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Keywords: Cyber Security Systems Engineer, Location: Reston, VA

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Cyber Security Systems Engineer

, Security+, CEH, GSEC, or cloud security certifications (e.g., AWS Security, Azure Security Engineer) Experience working... & Platforms Security Tools: Splunk, Rapid7 Operating Systems: Windows Server, RHEL/CentOS, Ubuntu Compliance Tools...

Posted Date: 16 Jan 2026

Cyber Security Engineer IV

to enable national security missions worldwide. Job Description SOSi is seeking an experienced Cybersecurity Engineer... principles. Cloud Security: Engineer guardrails (policies, blueprints, landing zones), encryption, secrets management...

Company: SOSi
Location: Reston, VA
Posted Date: 07 Feb 2026

Cyber Security Engineer IV

to enable national security missions worldwide. Job Description SOSi is seeking an experienced Cybersecurity Engineer... principles. Cloud Security: Engineer guardrails (policies, blueprints, landing zones), encryption, secrets management...

Company: SOSi
Location: Reston, VA
Posted Date: 07 Feb 2026

Information Systems Security Engineer

Information Systems Security Engineer The Opportunity: Are you looking for an opportunity to combine your technical... systems or automate security processes Bachelor's degree in CS or Cybersecurity AWS or Cloud Provider Certification DoD...

Location: Reston, VA
Posted Date: 11 Feb 2026
Salary: $77600 - 176000 per year

Information Security Systems Engineer

Security Systems Engineer to join our dynamic team. This individual will play a pivotal role in developing innovative... an Information Systems Security Engineer (ISSE) with a minimum of 11 years' experience with a Bachelor's Degree. Other degrees...

Company: SilverEdge
Location: Herndon, VA
Posted Date: 15 Jan 2026

Information Security Systems Engineer

results to meet mission goals through cutting-edge technology and expertise. We are seeking a Information Security Systems... for our DoD customers within the IC sector. Required Qualifications We are actively seeking an Information Systems Security...

Location: Herndon, VA
Posted Date: 14 Jan 2026

Tactical Cyber Engineer

a motivated and technical Tactical Cyber Engineer to join our team in Herndon, VA. The Tactical Cyber Engineer will support the... Cyber Security Operations Center (CSOC) by enhancing cyber defense capabilities through the construction and maintenance...

Company: ManTech
Location: Herndon, VA
Posted Date: 01 Mar 2026

Cyber Automation Engineer

Cyber Automation Engineer The Opportunity: Maintain responsibility for the successful installation, configuration..., and integration of the Cyber Asset Attack Surface Management (CAASM) platform within complex client environments. Leverage...

Location: Reston, VA
Posted Date: 31 Jan 2026

Senior Principal/Staff Cyber Software Engineer (TS/SCI)

, or Flask. Security+ or equivalent certification and willingness to serve as a privileged user supporting deployed systems...MUST HAVE AN ACTIVE TS/SCI WITH ABILITY TO OBTAIN TO PASS A POLY CLEARANCE Software Engineer IV Our client's Space...

Company: SHLD, Inc.
Location: Herndon, VA
Posted Date: 23 Jan 2026

Senior Principal/Staff Cyber Software Engineer CI Poly

MUST HAVE AN ACTIVE TS/SCI WITH CI POLY CLEARANCE Software Engineer IV We are looking for a Software Engineer... on building and maintaining systems running in a containerized environment. For Senior Principal level: A Bachelor's degree...

Company: SHLD, Inc.
Location: Herndon, VA
Posted Date: 23 Jan 2026

Cyber Software Engineer

Responsibilities About The Role: Peraton’s Space & Intelligence Sector is looking for a Software Engineer... an Agile DevSecOps model. The engineer should be comfortable working with containers and automated testing frameworks...

Company: Peraton
Location: Herndon, VA
Posted Date: 23 Jan 2026
Salary: $104000 - 166000 per year

Information Systems Security Manager

as an Information Systems Security Engineer/Manager on programs or contracts working within the customer space. Technical Expertise...Description The Homeland Sector at Leidos is seeking an Information Systems Security Manager (ISSM) to support a fast...

Company: Leidos
Location: Reston, VA
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Information Systems Security Manager

The Homeland Sector at Leidos is seeking an Information Systems Security Manager (ISSM) to support a fast-paced program... of DoD information systems, ensuring compliance with DoD security standards and protecting sensitive data. The ISSM...

Company: Leidos
Location: Reston, VA
Posted Date: 22 Feb 2026
Salary: $107900 - 195050 per year

Information System Security Officer, Classified Cybersecurity

Business Area Space Department Y930A00:Info Systems Security Risk Aly Job Class Cyber Security Job Category... to obtain a CI polygraph. This position will perform duties as an Information Systems Security Officer at the Lockheed Martin...

Company: Lockheed Martin
Location: Herndon, VA
Posted Date: 09 Jan 2026
Salary: $88000 - 152490 per year

Cyber Eng Sr Prin II

We are actively seeking an Information Systems Security Engineer (ISSE) with a minimum of 11 years' experience with a Bachelor... for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense...

Company: BAE Systems
Location: Herndon, VA
Posted Date: 07 Jan 2026

Network Cloud Security Engineer - TS/SCI with Polygraph

Engineer joining our highly skilled team to be a premier provider of cyber security services to the customer. Our customer... Job Qualifications: Skills: Cyber Defense, Cybersecurity, Information Technology (IT), Network Security Certifications: None...

Company: General Dynamics
Location: Herndon, VA
Posted Date: 26 Feb 2026

Security Engineer

Job Summary: The Security Engineer is responsible for identifying, analyzing, and mitigating security threats... while ensuring the organization's cyber defenses remain strong. This role focuses on implementing advanced security measures...

Company: Securiport
Location: Reston, VA
Posted Date: 16 Jan 2026

Systems Engineer

results to meet mission goals through cutting-edge technology and expertise. We are seeking a Systems Engineer...SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical...

Location: Herndon, VA
Posted Date: 05 Mar 2026

Systems Engineer

results to meet mission goals through cutting-edge technology and expertise. We are seeking a Systems Engineer... within the IC sector. Required Qualifications We are actively seeking Systems Engineer with a minimum of sixteen (16) years...

Location: Herndon, VA
Posted Date: 05 Mar 2026

Systems Engineer

networks and multiple security enclaves Systems Engineer with Data Engineer background Ability to manage and troubleshoot... results to meet mission goals through cutting-edge technology and expertise. We are seeking a Systems Engineer...

Location: Herndon, VA
Posted Date: 05 Mar 2026